APA (7e ed.) Bronvermelding

Schlenker, E. D., & Long, S. (2007). Williams' Essentials of nutrition & diet therapy (9th ed.). Mosby.

Chicago (17e ed.) Bronvermelding

Schlenker, Eleanor D., en Sara Long. Williams' Essentials of Nutrition & Diet Therapy. 9th ed. St. Louis, MO: Mosby, 2007.

MLA (9e ed.) Bronvermelding

Schlenker, Eleanor D., en Sara Long. Williams' Essentials of Nutrition & Diet Therapy. 9th ed. Mosby, 2007.